Finding the Fourth Proportional to 149,738,272.40, 224,775,370.20 and 115,810,029.20
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Solution
The fourth proportional to 149,738,272.40, 224,775,370.20 and 115,810,029.20 is: 173,844,948.05
Step by Step Solution
- Step 1: Write the proportion equation
149,738,272.40 : 224,775,370.20 = 115,810,029.20 : x - Step 2: Convert to fraction form
149,738,272.40/224,775,370.20 = 115,810,029.20/x - Step 3: Cross multiply
149,738,272.40x = 224,775,370.20 × 115,810,029.20 - Step 4: Simplify right side
149,738,272.40x = 26,031,242,186,302,808 - Step 5: Solve for x
x = 26,031,242,186,302,808/149,738,272.40 - Step 6: Final answer
x = 173,844,948.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.